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Istanbul to Porto IST, SAW → OPO

Istanbul New Airport (IST), Sabiha Gokcen International Airport (SAW) → Porto Airport (OPO)

The cheapest return found recently is $271 with Turkish Airlines, 22 Jan 2027 – 2 Feb 2027, found yesterday. The cheapest one-way found recently is $124 with LOT Polish, 20 Jun 2027, found 4 days ago.

Return

The cheapest return fare on each of 14 departure dates is usually $270 to $322.

Cheapest return found recently

$271

22 Jan 2027 – 2 Feb 2027 · Turkish Airlines

Sabiha Gokcen International Airport (SAW) → Porto Airport (OPO)

Leaves 5:55 p.m. · Return leaves 9:55 p.m. · 51 h 30 min of travel, both ways together

out 2 stops, back 3 stops

found yesterday

See prices for these datesCheck today's price

Cheapest nonstop return

None seen yet.

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Found recently, and the cheapest we hold

Cheapest found recently $271 22 Jan 2027 – 2 Feb 2027found yesterdaySee prices for these dates

Cheapest we hold, of any age $216 27 Feb 2027 – 9 Mar 2027found 6 days agoSee prices for these dates

What have prices looked like?

Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $192 to $295.

$271, the cheapest return found recently, sits here in that range of $192 to $295.

25 days is a short history, so treat this range as an early guide.

Those were the prices on those days, not today's.

Is this a good return price?

Compared with the cheapest return fare on each of 14 departure dates from 14 Nov to 13 Sept 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.

Could nearby dates be cheaper?

We hold no other 11-night return fares leaving within 3 days of 22 Jan 2027 to compare.

Every date we hold

24 fares on 14 departure dates

14 Nov – 23 Nov: $265, found 5 days ago20 Nov – 21 Nov: $283, found yesterday22 Jan 2027 – 1 Feb 2027: $244, found 6 days ago6 Feb 2027 – 6 Feb 2027: $305, found 2 days ago26 Feb 2027 – 10 Mar 2027: $299, found 2 days ago27 Feb 2027 – 9 Mar 2027: $216, found 6 days ago21 Mar 2027 – 17 Apr 2027: $266, found 6 days ago26 Mar 2027 – 8 Apr 2027: $327, found yesterday15 Apr 2027 – 28 Apr 2027: $304, found 2 days ago22 Apr 2027 – 2 May 2027: $570, found 6 days ago12 May 2027 – 18 May 2027: $365, found today12 Jun 2027 – 20 Jun 2027: $280, found 2 days ago8 Sept 2027 – 16 Sept 2027: $302, found today13 Sept 2027 – 23 Sept 2027: $344, found 3 days agoNovJanFebMarAprMayJunSep
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
14 Nov – 23 Nov$265Pegasus AirlinesSabiha Gokcen International Airport (SAW) → Porto Airport (OPO)out 2 stops, back 2 stopsfound 5 days agoSee prices for these dates
20 Nov – 21 Nov$283AjetSabiha Gokcen International Airport (SAW) → Porto Airport (OPO)out 1 stop, back 2 stopsfound yesterdaySee prices for these dates
22 Jan 2027 – 1 Feb 2027$244Turkish AirlinesSabiha Gokcen International Airport (SAW) → Porto Airport (OPO)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
6 Feb 2027 – 6 Feb 2027$305Pegasus AirlinesSabiha Gokcen International Airport (SAW) → Porto Airport (OPO)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
26 Feb 2027 – 10 Mar 2027$299Air EuropaIstanbul New Airport (IST) → Porto Airport (OPO)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
27 Feb 2027 – 9 Mar 2027$216LOT PolishIstanbul New Airport (IST) → Porto Airport (OPO)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
21 Mar 2027 – 17 Apr 2027$266HiSkyIstanbul New Airport (IST) → Porto Airport (OPO)out 2 stops, back 1 stopfound 6 days agoSee prices for these dates
26 Mar 2027 – 8 Apr 2027$327TaromIstanbul New Airport (IST) → Porto Airport (OPO)out 1 stop, back 1 stopfound yesterdaySee prices for these dates
15 Apr 2027 – 28 Apr 2027$304Air EuropaIstanbul New Airport (IST) → Porto Airport (OPO)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
22 Apr 2027 – 2 May 2027$570Turkish AirlinesSabiha Gokcen International Airport (SAW) → Porto Airport (OPO)out 2 stops, back 2 stopsfound 6 days agoSee prices for these dates
12 May 2027 – 18 May 2027$365Turkish AirlinesSabiha Gokcen International Airport (SAW) → Porto Airport (OPO)out 2 stops, back 2 stopsfound todaySee prices for these dates
12 Jun 2027 – 20 Jun 2027$280LOT PolishIstanbul New Airport (IST) → Porto Airport (OPO)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
8 Sept 2027 – 16 Sept 2027$302LOT PolishIstanbul New Airport (IST) → Porto Airport (OPO)out 2 stops, back 1 stopfound todaySee prices for these dates
13 Sept 2027 – 23 Sept 2027$344LufthansaIstanbul New Airport (IST) → Porto Airport (OPO)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates

Which month looks cheapest?

February 2027 is the cheapest month — from $216.

November 2026From $2652 departure dates14 Nov – 23 Nov · found 5 days agoSee prices for these dates
January 2027From $2441 departure date22 Jan 2027 – 1 Feb 2027 · found 6 days agoSee prices for these dates
February 2027From $216Cheapest seen3 departure dates27 Feb 2027 – 9 Mar 2027 · found 6 days agoSee prices for these dates
March 2027From $2662 departure dates21 Mar 2027 – 17 Apr 2027 · found 6 days agoSee prices for these dates
April 2027From $3042 departure dates15 Apr 2027 – 28 Apr 2027 · found 2 days agoSee prices for these dates
May 2027From $3651 departure date12 May 2027 – 18 May 2027 · found todaySee prices for these dates
June 2027From $2801 departure date12 Jun 2027 – 20 Jun 2027 · found 2 days agoSee prices for these dates
September 2027From $3022 departure dates8 Sept 2027 – 16 Sept 2027 · found todaySee prices for these dates

Airlines on the cheapest dates: Turkish Airlines, LOT Polish, Pegasus Airlines, Air Europa, Ajet, HiSky, Tarom, Lufthansa.

One-way

Not enough comparable prices yet for a usual one-way price.

Cheapest one-way found recently

$124

20 Jun 2027 · LOT Polish

Istanbul New Airport (IST) → Porto Airport (OPO)

Leaves 5:30 p.m. · 21 h 55 min trip

1 stop

found 4 days ago

Open this tripCheck today's price

Cheapest nonstop one-way

None seen yet.

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Found recently, and the cheapest we hold

Cheapest found recently $124 20 Jun 2027found 4 days agoOpen this trip

It is also the cheapest one-way we hold, of any age.

What have prices looked like?

Over 4 days, 28 Sept to 16 Oct, the cheapest one-way we saw each day was $121 to $130.

$124, the cheapest one-way found recently, sits here in that range of $121 to $130.

4 days is a short history, so treat this range as an early guide.

Those were the prices on those days, not today's.

Is this a good one-way price?

Not enough comparable prices yet: we hold one-way fares on 1 departure date and need at least 3 to say what is usual.

Could nearby dates be cheaper?

We hold no other one-way fares leaving within 3 days of 20 Jun 2027 to compare.

Every date we hold

2 fares on 1 departure dates

See every date as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
20 Jun 2027$124LOT PolishIstanbul New Airport (IST) → Porto Airport (OPO)1 stopfound 4 days agoOpen this trip

Airlines on the cheapest dates: LOT Polish.

Premium cabin fares from Istanbul to Porto

We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.

Today's prices for 22 Jan 2027 – 2 Feb 2027 in another cabin: Premium economy · Business · First

Today's prices for 20 Jun 2027 in another cabin: Premium economy · Business · First

How far ahead were prices cheapest for Istanbul to Porto?

Return

Fares 90 to 179 days before departure were typically 26% lower than 14 to 29 days before departure.

From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

See these ranges as a table
Typical price in each booking range — round trip, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
14–29 days$306$235+34%8
30–59 days$260$210+14%12
60–89 days$264$262+16%8
90–179 days$228$192Cheapest seen22
180+ days$280$254+23%22

One-way

Not enough history yet: we have 4 days of one-way prices, 28 Sept to 16 Oct, and compare booking times once 3 booking ranges have 7 days each.

Live price for these dates

The cheapest return found recently is for 22 Jan 2027 – 2 Feb 2027. A live search on this page shows what those dates cost now, for one adult in economy.

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work